I think I figured out a routing design flaw in my Rand device.

Discussion in 'Trucking Electronics, Gadgets and Software Forum' started by Farmerbob1, Oct 13, 2017.

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  1. Nukem

    Nukem Road Train Member

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    my apologizes... I thought I read that it was merged.
     
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  3. Farmerbob1

    Farmerbob1 Road Train Member

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    This doesn't match the routing I was provided. Currently, I am in Palmyra, PA, and trying to create 715+ mile routing is a bit painful.

    My destination was 1350 Munger Rd, Bartlett, IL. I was generating the routes while on I90, approaching the IL59 interchange.

    Truck settings:
    79000 loaded.
    13f6in height
    8f6in width
    53' trailer
    5 axles

    Routing settings:
    Fastest route.
    Allow tolls
    Avoid u-turns, ferries, dirt roads, national borders.
    Allow tunnels.

    I never use allow all or avoid freeways.

    The routing was different for prefer freeways and avoid small roads, when routing from within 30 or so miles of the I90 and IL-59 interchange.
     
  4. Mark Kling

    Mark Kling Technology Contributor

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    From 42.058317, -88.032864 to 1350 Munger Rd, Bartlett, IL Now if I move the Location closer to the IL-59 road then it will present different routing.

    Now if you pass the IL-59 and go west then turn around, it will not see any freeways on the west side of IL-59 so it will have a more direct routing.

    Try using Allow or Prefer than Avoid small roads.

    I always suggest... East of the Mississippi River use Prefer, and West of the Mississippi River use Allow.

    1st - allow freeway
    2nd - prefer freeway
    3rd - avoid small roads Screenshot_20171016-173119.png

    Screenshot_20171016-172812.png Screenshot_20171016-172959.png
     
    Last edited: Oct 16, 2017
  5. Farmerbob1

    Farmerbob1 Road Train Member

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    I mean no disrespect to you, sir, but using allow all is very unsafe unless you are in a local area that the driver knows well. There are a vast number of roads that are simply impassible or illegal for trucks, but not documented as either by the GPS. That holds true on both sides of the Mississippi.

    Your routing options still look nothing like what I was given as options by my device.

    One option was to route west to the I90 / IL-59 interchange, then South on IL-59. (Avoid small roads.)

    The other was to route past the interchange to the next interchange, then double back and approach the I90 / IL-59 going eastbound. (Prefer freeways.)

    If you cannot duplicate this routing, then whatever you are using for routing is not behaving the same as my device. When I get to a safe haven today, I will provide the serial # of my device.

    EDIT ADD: You appear to be using avoid tolls setting. I do not use that, generally, and did not have it set that way on the day in question.
     
  6. Mark Kling

    Mark Kling Technology Contributor

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    Well since the point in time that you put the route in is not mentioned, I am just going East of IL-59 for routing to IL-59.

    Safe Haven - This is for HazMat carrying 1.xx only. It is not a truck stop or a rest stop. It is a place where the driver can leave his vehicle safely and this usually is in a secure fenced area... Please note not a truck stop unless so designed by the local/state government.

    Regulations Section

    If I was using AVOID tolls, then why is it showing me Toll Costs?

    Serial number will not mean anything to me. It will only tell me what device you have and the year of your maps if you have been keeping up to date on Maps.

    Allow is very safe to use. I just don't see why you are using Avoid Small roads when you are on the Interstates???

    The Vast number of road unless they are not in the Map Database are very few and far between anymore.
    I have shown you 6 different routing paths,, all truck legal.
     
  7. Farmerbob1

    Farmerbob1 Road Train Member

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    At the bottom left of all three of your images, it clearly indicates you calculated a 'non-Toll' route.

    If you started your route on I90 where you indicate, then you cannot avoid ALL tolls, no matter what setting you choose, because you are starting on a toll road.

    As for the usage of the term 'safe haven,' I apologize for any confusion. My load was not hazmat. Most of the driver community uses the term 'safe haven' to mean anywhere that you can stop and legally, safely, take a full 10 hour break. That might be a truck stop, rest area, Wal-Mart, a restaurant or hotel with truck parking, or a shipper or receiver.

    EDIT ADD: I use the avoid small roads options when on interstates because I prefer to avoid small roads when I leave interstates. This option allows me to almost always approach shippers and receivers via US highways or state highways, rather than county or municipality roads.
     
    Last edited: Oct 16, 2017
    Reason for edit: Added a bit more
  8. Mark Kling

    Mark Kling Technology Contributor

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    If you will note, in all the compares they give Toll Costs. If you note - tap on the Lower left - Non Toll Route and now you will be routed on a route that does not have tolls. It is a feature, not a setting.

    Unless you are on the same map set then you may be given different routing and unless I know the Lat/Long where you started to put in the route my routes may/may not differ from yours.

    Allow All - Will keep to "I" routes, but will look at secondary routes more if route is in Fastest/Shortest.

    Prefer - Will keep to "I" routes till the last moment when a secondary route is needed.

    Avoid Small Roads - normally the little two lane type roads out in the country not a State/"I" route, more a country road.
     
  9. Farmerbob1

    Farmerbob1 Road Train Member

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    Mark, I have been using this device for more than six months, and in my prior occupation, I was a technical support specialist. I have been tinkering with electronics and code for more than 30 years as a hobbyist and professional. My brevity and lack of details in my responses are sometimes based on a lack of time, sometimes because I am replying on a smartphone rather than my laptop, and sometimes both.

    I very clearly have a setting called 'Tollways' in my route preferences, with two options, 'allow tollways' and 'avoid tollways.'

    Many subdivisions have multiple entrances. When I first got the device, I quickly discovered that the 'allow all' default option has no problem whatsoever routing me through said subdivisions.
     
  10. Mark Kling

    Mark Kling Technology Contributor

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    I know what settings are there. I helped test/write (flow charts) for the TND in 2008. I have been working with the TND since 2008... I am quite aware of what settings are there.

    Your lack of information does not help your cause in trying to explain to me the "lack" of the title of this thread. There is no issue. If there was then in the 9 years of testing and the hundreds of thousands of users would have noticed it.

    I am using a 740, so not knowing what device you have, I have shown you screen shots of my device. You mentioned the lower left showing Non-Toll, well on the x40 and the OD's, this is a fast way to change to a Non-Toll route without going back to the settings.

    I am on production maps and not knowing what device you have, I cannot tell what map set you are on.

    If it routed you thru a sub division, then in the Map Data, there is no restrictions for "No Trucks". It has nothing to do with "Allow" or "Small Roads". It simply means that there is nothing showing a truck is not allowed in the sub division. Now, normally the City/State will tag these roads and the information will get passed along to HERE. HERE cannot "assume" and will only take what the state has identified to HERE for what the map data should have. This would be a state issue of not tagging roads correctly for routing of trucks. Now since a sub division has "small roads" and normally not a "I", "US", "SR", then that options would/would not route you through a sub-division.
     
  11. Farmerbob1

    Farmerbob1 Road Train Member

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    I am not blaming Rand for the fact that the 'allow all' option is terrible for large truck routing. I recognize that your people are not omniscient, and can only work with the data available to you.

    When I next have the time and opportunity to do so, I will provide the identifying information about my device and software from the Dock program. The device is updated regularly.

    Right now, I need to sleep.
     
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